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慢性疼痛,无论与肿瘤是否相关,都是社会所面临的严峻问题。在美国,患有慢性痛的总人数超过了7000万,这使得医疗行业开销巨大并且造成各种形式的残疾,进而导致了多种个人、家庭和社会问题。随着疼痛治疗手段的改进,越来越多的患者从中受益。这主要归功于药物治疗的进步,如广泛运
Chronic pain, whether related to cancer or not, is a serious problem for the society. In the United States, the total number of people suffering from chronic pain exceeds 70 million, making the health care industry costly and causing various forms of disability, leading to a variety of personal, family and social problems. As pain management improves, more and more patients benefit. This is mainly due to advances in medical treatment, such as widespread transport